<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>文件上传</title>
</head>
<body>
 <br />  存储位置_项目中 <br />
 <form action="upload?a=0&c=1234" enctype="multipart/form-data" method="post">
  <br />
  上传文件1
  <input type="file" name="file1">
  <br />
  上传文件2
  <input type="file" name="file2">
  <br />
  <input type="submit" value="提交">
 </form>
 
  <br /> 存储位置_项目外 <br />
 <form action="upload?a=1&c=1234" enctype="multipart/form-data" method="post">
  <br />
  上传文件1
  <input type="file" name="file1">
  <br />
  上传文件2
  <input type="file" name="file2">
  <br />
  <input type="submit" value="提交">
 </form>
 
   <br /> 存储位置_分布式 <br />
  <form action="upload?a=2&c=1234" enctype="multipart/form-data" method="post">
  <br />
  上传文件1
  <input type="file" name="file1">
  <br />
  上传文件2
  <input type="file" name="file2">
  <br />
  <input type="submit" value="提交">
 </form>
</body>
</html>